63475098347 has 4 divisors (see below), whose sum is σ = 63524728320. Its totient is φ = 63425468376.

The previous prime is 63475098341. The next prime is 63475098403. The reversal of 63475098347 is 74389057436.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63475098347 - 2⁶ = 63475098283 is a prime.

It is a super-2 number, since 2×63475098347² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63475098292 and 63475098301.

It is not an unprimeable number, because it can be changed into a prime (63475098341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24813068 + ... + 24815625.

It is an arithmetic number, because the mean of its divisors is an integer number (15881182080).

Almost surely, 2^63475098347 is an apocalyptic number.

63475098347 is a deficient number, since it is larger than the sum of its proper divisors (49629973).

63475098347 is a wasteful number, since it uses less digits than its factorization.

63475098347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49629972.

The product of its (nonzero) digits is 15240960, while the sum is 56.

The spelling of 63475098347 in words is "sixty-three billion, four hundred seventy-five million, ninety-eight thousand, three hundred forty-seven".